<template>
<div class="dashboard-container">
    <div class="app-container">
        <!-- 靠右的按钮 -->
        <page-tools>
            <template v-slot:after>
                <el-button type="primary" size="small" @click="addPermission(1,'0')">添加权限</el-button>
            </template>
        </page-tools>
        <!-- 表格 -->
        <!-- 指定id为唯一属性的标识 -->
        <el-table border :data="List" row-key="id" style="font-weight:700">
            <el-table-column label="名称" prop="name">
                <template slot-scope="{row}">
                    <i class="el-icon-unlock"></i>
                    <span style="margin-left: 10px">{{ row.name }}</span>
                </template>
            </el-table-column>
            <el-table-column align="center" label="标识" prop="code" />
            <el-table-column align="center" label="描述" prop="description" />
            <el-table-column align="center" label="操作">
                <template slot-scope="{row}">
                    <el-button v-if="row.type == 1" type="text" @click="addPermission(2,row.id)">添加</el-button>
                    <el-button type="text" @click="editPermission(row.id)">编辑</el-button>
                    <el-button type="text" @click="delPermission(row.id)">删除</el-button>
                </template>
            </el-table-column>
        </el-table>
    </div>
    <!-- 放置新增编辑弹出层 -->
    <el-dialog :title="showTitle" :visible="showDialog" @close="btnCancel">
        <el-form label-width="120px" :model="formDate" ref="perForm" :rules="rules">
            <el-form-item label="权限名称" prop="name">
                <el-input style="width:90%" v-model="formDate.name" />
            </el-form-item>
            <el-form-item label="权限标识" prop="code">
                <el-input style="width:90%" v-model="formDate.code" />
            </el-form-item>
            <el-form-item label="权限描述">
                <el-input style="width:90%" v-model="formDate.description" />
            </el-form-item>
            <el-form-item label="开启">
                <el-switch v-model="formDate.enVisible" active-value="1" inactive-value="0" />
            </el-form-item>
        </el-form>
        <el-row slot="footer" type="flex" justify="center">
            <el-col :span="6">
                <el-button size="small" type="primary" @click="btnOK">确定</el-button>
                <el-button size="small" @click="btnCancel">取消</el-button>
            </el-col>
        </el-row>
    </el-dialog>
</div>
</template>

<script>
import {
    getPermissionList,
    delPermission,
    addPermission,
    updatePermission,
    getPermissionDetail
} from '@/api/permission'
import {
    tranListToTreeData
} from '@/utils'
export default {
    data() {
        return {
            List: [],
            formDate: {
                name: '', // 名称
                code: '', // 标识
                description: '', // 描述
                type: '', // 类型 该类型 不需要显示 因为点击添加的时候已经知道类型了
                pid: '', // 因为做的是树 需要知道添加到哪个节点下了
                enVisible: '0' // 开启
            },
            showDialog: false,
            rules: {
                name: [{
                    required: true,
                    message: '权限名称不能为空',
                    trigger: 'blur'
                }],
                code: [{
                    required: true,
                    message: '权限标识不能为空',
                    trigger: 'blur'
                }]
            }
        }
    },
    computed:{
      showTitle(){
        return this.formDate.id ? '编辑权限' : '新增权限'
      }
    },
    created() {
        this.getPermissionList()
    },
    methods: {
        async getPermissionList() {
            this.List = tranListToTreeData(await getPermissionList(), '0')
        },
        async delPermission(id){
          try {
            await this.$confirm('确定要删除该权限吗？')
            await delPermission(id)
            this.$message.success('删除成功')
            this.getPermissionList()
          } catch (error) {
            console.log(error)
          }
        },
        addPermission(type,pid){
          // type==1是页面访问权限 type===2是按钮操作权限
          // pid表示当前数据的父节点的标识
          this.formDate.type = type
          this.formDate.pid = pid
          this.showDialog = true
        },
        async editPermission(id){
          this.formDate = await getPermissionDetail(id)
          this.showDialog = true
        },
        btnOK(){
            this.$refs.perForm.validate().then(()=>{
              if(this.formDate.id){
               return updatePermission(this.formDate)
              }else{
                return addPermission(this.formDate)
              }
            }).then(()=>{
              this.$message.success('操作成功')
              this.getPermissionList()
              this.showDialog = false
            })
        },
        btnCancel(){
          this.formDate = {
                name: '', // 名称
                code: '', // 标识
                description: '', // 描述
                type: '', // 类型 该类型 不需要显示 因为点击添加的时候已经知道类型了
                pid: '', // 因为做的是树 需要知道添加到哪个节点下了
                enVisible: '0' // 开启
            }
          this.$refs.perForm.resetFields()
          this.showDialog = false
        }
    }
}
</script>

<style>

</style>
